The type of information. Can be divided into many styles with whether to use any criteria to break such as the source, as 2 type
1.The primary data. The fact is that the data or information to keep themselves come from real source, such as data from interviews and observations. The experiment test or measurement of the direct
2.Secondary data are the facts. Or details that others collected systematically, can be used as data without ลงมือเก็บ gathering such information from the record collection. Annual encyclopedia, published papers, etc.
.According to the characteristics of data 1
.The quantitative data is measured data in numbers. Such as the achievement of various skills in various measured out a score, features such as attention, affective, anxiety Physical attributes such as height.
2.Attribute data or qualitative. Is information that is not measured in numbers but shows the characteristics of it, such as sex, economic status, religion, marital status, occupation, the text is an opinion.
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